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56086005 = 3519832371
BaseRepresentation
bin1101010111110…
…0110111110101
310220112110112110
43111330313311
5103324223010
65322041233
71250503023
oct325746765
9126473473
1056086005
1129728278
1216949219
13b8095b1
14763d713
154dcd120
hex357cdf5

56086005 has 32 divisors (see below), whose sum is σ = 95639040. Its totient is φ = 27984960.

The previous prime is 56085977. The next prime is 56086013. The reversal of 56086005 is 50068065.

It is not a de Polignac number, because 56086005 - 27 = 56085877 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22470 + ... + 24840.

It is an arithmetic number, because the mean of its divisors is an integer number (2988720).

Almost surely, 256086005 is an apocalyptic number.

It is an amenable number.

56086005 is a deficient number, since it is larger than the sum of its proper divisors (39553035).

56086005 is a wasteful number, since it uses less digits than its factorization.

56086005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 56086005 is about 7489.0590196633. The cubic root of 56086005 is about 382.7819954757.

The spelling of 56086005 in words is "fifty-six million, eighty-six thousand, five".

Divisors: 1 3 5 15 19 57 83 95 249 285 415 1245 1577 2371 4731 7113 7885 11855 23655 35565 45049 135147 196793 225245 590379 675735 983965 2951895 3739067 11217201 18695335 56086005